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Round head square neck bolt DIN 603 steel 4.8 zinc plated

Round head square neck bolt DIN 603 steel 4.8 zinc plated

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  • DIN 603

  • UNI ~5731

  • ISO 8677

Finishing Zinc plated
Code TT561
Class 4.8
Material Steel
UNI ~5731
DIN 603
ISO 8677
Thread Coarse
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Description Life Cycle

The three norms can't be regarded as identical. In practical the small differences can be used in an indifferent way for most of the cases.

The diameter of the non threaded shank may correspond to the average of the rolling diameter.

Tolerances Based On ISO Norm 4759

Mechanical Characteristic Based On ISO norm ISO 898/1

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